CN202452158U - Light-emitting diode (LED) bulb lamp with large power and large light-emitting angle - Google Patents
Light-emitting diode (LED) bulb lamp with large power and large light-emitting angle Download PDFInfo
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- CN202452158U CN202452158U CN2011205270507U CN201120527050U CN202452158U CN 202452158 U CN202452158 U CN 202452158U CN 2011205270507 U CN2011205270507 U CN 2011205270507U CN 201120527050 U CN201120527050 U CN 201120527050U CN 202452158 U CN202452158 U CN 202452158U
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- radiator
- bulb lamp
- lamp
- led bulb
- beam angle
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- 238000009413 insulation Methods 0.000 claims description 27
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a light-emitting diode (LED) bulb lamp with large power and a large light-emitting angle. The LED bulb lamp comprises a lamp head assembly, a driving power source, a light source module and a radiator, wherein the lamp head assembly is fixedly connected with one end of the radiator and electrically connected with the driving power source, the driving power source is fixedly connected into the radiator and electrically connected with the power source module, and the other end of the radiator is fixedly connected with the light source module. The radiator comprises a hollow body, wherein a plurality of fins which are separated mutually are arranged on the inner wall of the body, and the outer wall of the body is a smooth streamline outer surface. The fins are arranged on the inner wall of the body so that the basic superficial area of thermal convection is formed inside the body. Besides, the groove convex-concave phenomenon does not occur outside the body, so that when the LED bulb lamp is applied to various severe environments, moisture and dust can not accumulate or form a thermal viscous layer, dust cannot hide or achieve adhesion, air flows smoothly and quickly, and radiation efficiency is extremely high. Therefore, a cooling problem of the LED light source module is solved when the bulb lamp with the large power and the large light-emitting angle is used.
Description
Technical field
The utility model relates to a kind of LED bulb lamp of high-power big beam angle.
Background technology
The LED bulb lamp is a conventional incandescent good energy-conservation substitute; But because substitute will meet the requirement of International Power association: IEC 60064 " general lighting is used the tengsten lamp performance requirement ", IEC 60630 " general lighting is with the maximum appearance and size of tengsten lamp "; At present; All below 1200 lumens, LED bulb lamp appearance and size just is fixed on the luminous flux of LED bulb lamp so: 60 millimeters of diameters, 110 millimeters of length.
Present LED bulb lamp lamp module all is contained on the hemisphere cross section of lampshade spheroid; Like this; The one, simple in structure, the 2nd, can make the radiator surface area maximization, because present led chip is stranded by technology, when using cast aluminium as heat eliminating medium; Still need 44 square centimeters cooling surface area of every watt of power guarantees that the junction temperature of chip is no more than designing requirement, otherwise just causes rapid light decay and dead lamp.But; The bulb lamp of design all exists too little (140 degree-160 degree of rising angle like this; Incandescent lamp is 270 degree); And light distribution does not reach the requirement of 80%, 20% distribution of the star of american energy, causes common bulb lamp in quite a few light fixture, can not use, and has become the many dirts of LED bulb lamp one of sick.
Denounce in order to solve appeal, and reach the regulation of asterisk standard of american energy, industry has adopted such as schemes such as reflection, lens, the distributions of many lamps module solid one after another; Make its reasonable distribution that reaches 270 degree beam angles and light intensity, but, after all running into a lampshade jointly and adding greatly 2/3 spheroid by hemispherical; Cause height, the diameter of radiator to dwindle on a large scale; Occur radiator area only enough 3 watts of bulb lamps use, so, accomplish 270 degree bright dippings and standard compliant light distribution and be applied on the high-power bulb lamp more than 5 watts; Radiator has been the most important thing, is the matter of utmost importance that must solve!
The utility model content
The utility model provides a kind of LED bulb lamp of high-power big beam angle, and it has overcome the existing deficiency of background technology.The technical scheme that is adopted that the utility model solves its technical problem is: a kind of LED bulb lamp of high-power big beam angle; It comprises lamp adapter assembly, driving power, light source module and radiator; One end of the affixed said radiator of said lamp adapter assembly and be electrically connected said driving power; Said driving power is fixed in the said radiator and is electrically connected said light source module, the affixed said light source module of the other end of said radiator, and said radiator comprises the body of a hollow; Said inner body wall is provided with a plurality of fins of space, and said body outer wall is smooth streamline outer surface.
Among one preferred embodiment: said fin evenly is provided with at interval and spiral distributes, and said radiator outer surface is made as smooth surface.
Among one preferred embodiment: said radiator bottom also is provided with a lampshade, and said lampshade is the 3/5-4/5 spheroid.
Among one preferred embodiment: said radiator material is an aluminium alloy, and die cast.
Among one preferred embodiment: said lamp adapter assembly be provided with one can make said fin and outside air carry out heat exchange pod apertures.
Among one preferred embodiment: said lamp adapter assembly comprises the fixture of a lamp holder and a hollow; The adaptive affixed said fixture of said lamp holder upper end; The outside, said fixture middle part is provided with an adaptive shirt rim of being abutted against said radiator port; The fixture lower end puts in said radiator port, and bottom, said shirt rim outer peripheral edges are provided with some said pod apertures.
Among one preferred embodiment: also be provided with an open upper end and hollow and be installed in the insulation sleeve in the said radiator; Said insulation sleeve upper end closely is connected with said fixture lower end; The inner cavity that forms of said lamp holder, fixture and insulation sleeve, said driving power is installed in the said cavity; Said insulation sleeve bottom surface is provided with cable-through hole, and said insulation sleeve outer peripheral face abuts against said fin.
Among one preferred embodiment: said insulation sleeve upper end periphery is along being provided with the dovetail groove that some intervals and opening make progress, and said each dovetail groove bottom upwards is convexly equipped with a vertical bar, and said vertical bar top convexes with flange; Said fixture lower end is provided with and the suitable projection of said dovetail groove, and said projection upper end also is provided with and the suitable jack of said flange.
Among one preferred embodiment: also comprise a heat-conducting plate, the affixed said light source module in said heat-conducting plate lower surface, said radiator bottom is abutted against in said heat-conducting plate upper surface.
Among one preferred embodiment: the fin in the said radiator extends body downwards, and said fin is abutted against in said heat-conducting plate upper surface; Be equipped with screw on said radiator body bottom, said insulation sleeve bottom and the said heat-conducting plate, other establishes a screw three is screwed onto together.
The present technique scheme is compared with background technology, and it has following advantage:
1. the radiator body inwall is provided with a plurality of fins of space, and said body outer wall is smooth streamline outer surface.Inner body wall is provided with fin, makes inside constitute the surface area of elementary heat heat loss through convection.The body outer wall adopts smooth streamline outer surface, makes to be applied to outside no groove concave and convex phenomenon in the various adverse circumstances, and moisture and dust can not be piled up, and can not form hot viscous layer, and dust can't be concealed adhesion, and air flows smooth and easy quick, and radiating efficiency is high.Thereby solved when adopting the powerful bulb lamp of big beam angle the cooling problem of led light source module.
2. inner fin evenly is provided with at interval and spiral distributes, and the radiator outer surface is made as smooth surface.Make the inner space be spaced apart the variable cross-section helical flow path, strengthen the inner kinetic energy that carries out heat exchange air, make it quicken to flow out, thereby keep the efficient of whole system heat radiation cooling.The radiator outer surface adopts smooth surface, in fluid, flows to smooth and easy no scrollwork, flow velocity quickening, and hot sticking phenomenon is improved, and heat conduction cooling well.
3. the lampshade of radiator bottom is made as the 3/5-4/5 spheroid, makes beam angle more a lot of greatly than the beam angle of common bulb lamp.
4. the radiator material is an aluminium alloy, and die cast.Make that technology is simple, weight is reasonable, with low cost.
Lamp adapter assembly be provided with one can make said fin and outside air carry out heat exchange pod apertures.The heat dissipation channel that this pod apertures and fin constitute forms convection current, accelerates radiating rate.
6. lamp holder, fixture and insulation sleeve inside form a cavity, and driving power is installed in the cavity.Through insulation sleeve the heat at radiator place is isolated, guarantee that driving power does not receive the influence of radiator and burns out driving power.
7. the affixed light source module in heat-conducting plate lower surface, upper surface are abutted against the radiator bottom.Heat transmission through heat-conducting plate is dispelled the heat better heat-radiation effect with the heat transferred radiator that the light source module produces rapidly.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 has illustrated the overall schematic of LED bulb lamp of a kind of high-power big beam angle of a preferred embodiment.
Fig. 2 has illustrated the perspective exploded view of LED bulb lamp of a kind of high-power big beam angle of a preferred embodiment.
Fig. 3 has illustrated the sketch map of LED bulb lamp radiator of a kind of high-power big beam angle of a preferred embodiment.
Fig. 4 has illustrated the cutaway view of LED bulb lamp radiator of a kind of high-power big beam angle of a preferred embodiment.
Fig. 5 has illustrated the cutaway view of LED bulb lamp part attaching of a kind of high-power big beam angle of another preferred embodiment.
The specific embodiment
Please refer to Fig. 1 to Fig. 5, an a kind of preferred embodiment of LED bulb lamp of high-power big beam angle, the LED bulb lamp of described a kind of high-power big beam angle; It comprises lamp adapter assembly 100, driving power 700, light source module 200; One radiator, 300, one insulation sleeves 400, heat-conducting plate 500.
One end of said lamp adapter assembly 100 affixed said radiators 300 and be electrically connected said driving power 700; Said driving power 700 is secured in the said radiator 300 and is electrically connected said light source module 200, the affixed said light source module 200 of the other end of said radiator 300.
Said lamp adapter assembly 100 comprises the fixture 120 of a lamp holder 110 and a hollow; Said lamp holder 110 adaptive affixed said fixtures 120 upper ends; The outside, said fixture 120 middle parts is provided with an adaptive shirt rim 121 of being abutted against said radiator 300 port; Fixture 120 lower ends put in said radiator 300 port, and said shirt rim 121 bottom outer peripheral edges are provided with some pod apertures 122.Simultaneously, said fixture 120 lower ends also are provided with projection 123, and said projection upper end also is provided with jack 124.
Said radiator 300 comprises the body of a hollow, and said inner body wall is provided with a plurality of fins 310 of space, and said body outer wall is smooth streamline outer surface 330.In the present embodiment, said fin 310 evenly is provided with at interval and spiral distributes, and makes the inner space be spaced apart the variable cross-section helical flow path, strengthens the inner kinetic energy that carries out heat exchange air, makes it quicken to flow out, thereby keeps whole system cooling heat dissipation efficiently.Radiator outer surface 330 adopts smooth surface, in fluid, flows to smooth and easy no scrollwork, flow velocity quickening, and hot sticking phenomenon is improved, and heat conduction cooling well.Said radiator 300 materials can adopt fine aluminium or aluminium alloy, and die cast.Make that technology is simple, weight is reasonable, with low cost.Simultaneously, radiator 300 bottoms also are provided with screw 320, and said radiator 300 bottoms also are provided with a lampshade 600, and said lampshade 600 is the 3/5-4/5 spheroid, make beam angle more a lot of greatly than the beam angle of common bulb lamp.In the present embodiment, lampshade 600 adopts 2/3 spheroid, makes beam angle can reach 270 degree.
Said insulation sleeve 400 is for open upper end and hollow and be installed in the said radiator 300; Said insulation sleeve 400 upper ends closely are connected with said fixture 120 lower ends; Said lamp holder 110, fixture 120 and the insulation sleeve 400 inner cavitys that form, said driving power 700 is installed in the said cavity; Said insulation sleeve 400 bottom surfaces are provided with the cable-through hole 410 that supplies lead to pass, and said insulation sleeve 400 outer peripheral faces abut against said fin 310.In the present embodiment, said insulation sleeve 400 upper end peripheries are along being provided with the dovetail groove 430 that some intervals and opening make progress, and said each dovetail groove 430 bottom upwards are convexly equipped with a vertical bar 440, and said vertical bar 440 tops convex with flange 420.Said dovetail groove 430 is suitable with said projection 123, and said flange 420 is suitable with said jack 124, makes closely to be connected between insulation sleeve 400 and the fixture 120.Said insulation sleeve 400 bottoms also are provided with screw 450.
The affixed said light source module 200 in said heat-conducting plate 500 lower surfaces, said radiator 300 bottoms are abutted against in said heat-conducting plate 500 upper surfaces.In the present embodiment, the fin 310 in the said radiator 300 extends body downwards, and said fin 310 is abutted against in said heat-conducting plate 500 upper surfaces.Simultaneously, said heat-conducting plate also is provided with screw 510.Other establishes a screw, passes the screw 510 of said heat-conducting plate, the screw 450 of insulation sleeve and the screw 320 of radiator heat-conducting plate 500, insulation sleeve 400 and radiator 300 are screwed onto together.
The heat that light source module 200 produces; Through heat-conducting plate 500 with heat transferred radiator 300; Not only can itself internal heat be delivered to the outside through radiator 300; And the fin 310 that distributes of the spiral through radiator 300 and the acting in conjunction of pod apertures 122 form convection current, and the heat of inside in time is delivered in the extraneous air.Make when adopting the powerful bulb lamp of big beam angle, still can reach good heat-radiation effect.
The above; Be merely the utility model preferred embodiment; So can not limit the scope that the utility model is implemented according to this, the equivalence of promptly doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (10)
1. the LED bulb lamp of a high-power big beam angle; It comprises lamp adapter assembly, driving power, light source module and radiator; One end of the affixed said radiator of said lamp adapter assembly and be electrically connected said driving power; Said driving power is fixed in the said radiator and is electrically connected said light source module, the affixed said light source module of the other end of said radiator, and it is characterized in that: said radiator comprises the body of a hollow; Said inner body wall is provided with a plurality of fins of space, and said body outer wall is smooth streamline outer surface.
2. the LED bulb lamp of a kind of high-power big beam angle according to claim 1 is characterized in that: said fin evenly is provided with at interval and spiral distributes, and said radiator outer surface is made as smooth surface.
3. the LED bulb lamp of a kind of high-power big beam angle according to claim 1 is characterized in that: said radiator bottom also is provided with a lampshade, and said lampshade is the 3/5-4/5 spheroid.
4. the LED bulb lamp of a kind of high-power big beam angle according to claim 1, it is characterized in that: said radiator material is fine aluminium or aluminium alloy, and die cast.
5. according to the LED bulb lamp of claim 1 or 2 or 3 or 4 described a kind of high-power big beam angles, it is characterized in that: said lamp adapter assembly be provided with one can make said fin and outside air carry out heat exchange pod apertures.
6. the LED bulb lamp of a kind of high-power big beam angle according to claim 5; It is characterized in that: said lamp adapter assembly comprises the fixture of a lamp holder and a hollow; The adaptive affixed said fixture of said lamp holder upper end; The outside, said fixture middle part is provided with an adaptive shirt rim of being abutted against said radiator port, and the fixture lower end puts in said radiator port, and bottom, said shirt rim outer peripheral edges are provided with some said pod apertures.
7. the LED bulb lamp of a kind of high-power big beam angle according to claim 6; It is characterized in that: also be provided with an open upper end and hollow and be installed in the insulation sleeve in the said radiator; Said insulation sleeve upper end closely is connected with said fixture lower end; The inner cavity that forms of said lamp holder, fixture and insulation sleeve, said driving power is installed in the said cavity; Said insulation sleeve bottom surface is provided with cable-through hole, and said insulation sleeve outer peripheral face abuts against said fin.
8. the LED bulb lamp of a kind of high-power big beam angle according to claim 7; It is characterized in that: said insulation sleeve upper end periphery is along being provided with the dovetail groove that some intervals and opening make progress; Said each dovetail groove bottom upwards is convexly equipped with a vertical bar, and said vertical bar top convexes with flange; Said fixture lower end is provided with and the suitable projection of said dovetail groove, and said projection upper end also is provided with and the suitable jack of said flange.
9. the LED bulb lamp of a kind of high-power big beam angle according to claim 7 is characterized in that: also comprise a heat-conducting plate, and the affixed said light source module in said heat-conducting plate lower surface, said radiator bottom is abutted against in said heat-conducting plate upper surface.
10. the LED bulb lamp of a kind of high-power big beam angle according to claim 9 is characterized in that: the fin in the said radiator extends body downwards, and said fin is abutted against in said heat-conducting plate upper surface; Be equipped with screw on said radiator body bottom, said insulation sleeve bottom and the said heat-conducting plate, other establishes a screw three is screwed onto together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205270507U CN202452158U (en) | 2011-12-15 | 2011-12-15 | Light-emitting diode (LED) bulb lamp with large power and large light-emitting angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205270507U CN202452158U (en) | 2011-12-15 | 2011-12-15 | Light-emitting diode (LED) bulb lamp with large power and large light-emitting angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202452158U true CN202452158U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205270507U Expired - Fee Related CN202452158U (en) | 2011-12-15 | 2011-12-15 | Light-emitting diode (LED) bulb lamp with large power and large light-emitting angle |
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| Country | Link |
|---|---|
| CN (1) | CN202452158U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925503A (en) * | 2014-03-31 | 2014-07-16 | 瑞仪光电股份有限公司 | Lamp With Ventilation Function |
| CN103968278A (en) * | 2013-01-29 | 2014-08-06 | 吴铭远 | Modular LED lamp structure |
| CN105736980A (en) * | 2016-02-26 | 2016-07-06 | 宁波凯耀电器制造有限公司 | LED lamp with uniform light distribution |
-
2011
- 2011-12-15 CN CN2011205270507U patent/CN202452158U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968278A (en) * | 2013-01-29 | 2014-08-06 | 吴铭远 | Modular LED lamp structure |
| CN103925503A (en) * | 2014-03-31 | 2014-07-16 | 瑞仪光电股份有限公司 | Lamp With Ventilation Function |
| CN105736980A (en) * | 2016-02-26 | 2016-07-06 | 宁波凯耀电器制造有限公司 | LED lamp with uniform light distribution |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20141215 |
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| EXPY | Termination of patent right or utility model |